Sudoku Sujikai - 200 Hard Puzzles (Volume 3) by Dart Veider (English) Paperback
15,26 €
By Dart Veider. Sujikai (literally "diagonal") is a variation of Sudoku. The puzzle consists of a triangular grid of cells containing digits from 1 to 9. The objective is to fill a grid with digits so that each cell contains a digit and no digit is repeated in any column, row and diagonal in any direction.
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